About SSC
Group: 3 satellites
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Live Position
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Upcoming Passes
Altitude History
Altitude vs Time
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Two-Line Element Set
1 13874U 83008H 25325.08954132 .00002546 00000-0 31339-3 0 9990
2 13874 63.3037 217.4321 0729441 132.8993 233.5702 13.79454038322923
Epoch: Nov 21, 2025 •
Age: 16 hours
Current Status
Altitude 485.6 km
Velocity 7.87 km/s
Sub-Earth Point 17.06°N,
47.68°E
Launch Date Feb 9, 1983
Age 42.7 years
Type other
Technical Details
Classification Payload
Mass 200.00 kg
Dry Mass 200.00 kg
Total Mass 200.00 kg
Length 0.90 m
Diameter 0.40 m
Span 10.00 m
Shape Box + Ant
Manufacturer MM
Bus Type NOSS SSU
Phase Status In Orbit
Owner/State NRO/NRL/US
Large Constellations
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